Rack and Pinion for SG90 Servo - Door Opening Terrain 3D printable model by Terrain-Tronics

Rack and Pinion for SG90 Servo - Door Opening Terrain

Source: Thingiverse by Terrain-Tronics

The Rack and Pinion for SG90 Servo - Door Opening Terrain is a free printable 3D model from Thingiverse by Terrain-Tronics. Designed to open and close a door about an inch wide using an SG90 micro servo and an arduino. You can download the STL file from the original listing below and print it at home.

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30 saves Source: Thingiverse Updated 2026-09-04

Tags: Rack, and, Pinion, for, SG90, Servo, -, Door, Opening, Terrain

About this model

Designed to open and close a door about an inch wide using an SG90 micro servo and an arduino. This project uses a Caernarfon Castle board from Terrain Tronics that can be used to drive the servo's from a remote control as seen in the video clip. 2x M3 machine screws are used to make the travel of the rack flat and limited in distance.

Frequently asked questions

Is this 3D model free to download?
Yes. Rack and Pinion for SG90 Servo - Door Opening Terrain is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Terrain-Tronics.
Who made this model?
Designed by Terrain-Tronics, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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